• Model NO.：4 inch dth downhole hammer with drilling bits
• Usage：Masonry Drilling
• Series：CIR, Br, Cop, DHD, Mission, Ql, SD, Numa
• Certificate：ISO2000
• Mining Object：Coal Machinery
• Air Pressure：1.8-2.5 MPa
• Transport Package：Plywood Box
• Specification：as per order quantity
• Trademark：none
• Origin：China
• HS Code：82071990
• Production Capacity：10000PCS Per Month

DescriptionTypeModel2.5"HammerGD2.5with foot valve-3.5"HammerGD3.5DHD3.5HCD34COP34COP324"HammerGD340with foot valveDHD340A,COP44GQM.TD40COP44GOLDGF340ANwithout foot valve-GF.Mission40Mission405"HammerGD350with foot valveDHD350R,COP54GQM.QL50COP54QMGOLDGF350RNwithout foot valve-GF.Mission50Mission50GF.QL50-6"HammerGD360with foot valveDHD360,COP64GQM.QL60QL60GF360Nwithout foot valve-GF.Mission60Mission60GF.QL60-8"HammerGD380with foot valveDHD380,COP84GQM.QL80QL80GF.QL80without foot valve-GF.Mission80Mission802.5" DTH BITD=76 CWG7680 3.5" DTH BITD=90  95 DHD3.5100  105  4" DTH BITD=105  108 DHD340A115 Mission40120 COP44125  130  D=105 TD40108 115 120 125 130 5" DTH BITD=133 DHD350R140 COP54148 QL50152 Mission506" DTH BITD=152  155  165  171 Mission60178 QL60190  203  219  254  8" DTH BITD=194  200  203  216  219 DHD380222 COP84235 QL80254 Mission80270  305  311  325  350   Some BITS for referanceHammer: COP 32Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.Flat front, HD85100-5085-39,24-208x11, - ,6x11, -35, -, -24.5 90100-5090-39,24-208x11, - ,7x11, -35, -, -24.7100100-5100-39,24-208x11, - ,7x11, -35, -, -24.9SpeedBit85100-5085-39-55,24-208x11, - ,6x11, -3524.5 90100-5090-39-55,24-208x11, - ,7x11, -3524.7100100-5100-39-55,24-208x11, - ,7x11, -3524.9Convex front, Ballistic85100-5085-39-61,24-207x11, 4x11, 2x11, -40, 20, -24.3 90100-5090-39-61,24-207x11, 4x11, 2x11, -40, 20, -24.5100100-5100-39-61,24-207x11, 4x11, 2x11, -40, 20, -24.7              Hammer: Bulroc 3Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.Convex front, Ballistic 100-5090-45-61,24-207x11, 4x11, 2x11, -40, 20, -24               Hammer: COP 34, 34QDiameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.Flat front, HD90100-5090-31,24-20*8x12.7, - ,7x11, -35, - , -25.8927992100-5092-31,24-208x12.7, - ,7x11, -35, - , -25.8927995100-5095-31,24-208x12.7, - ,7x11, -35, - , -25.99279100100-5100-31,24-208x12.7, - ,7x12.7, -35, - , -26.19279105100-5105-31,24-208x14.5, - ,7x12.7, -35, - , -26.39279SpeedBit92100-5092-31-55,24-208x12.7, - ,7x11, -3525.8927995100-5095-31-55,24-208x12.7, - ,7x11, -3525.99279100100-5100-31-55,24-208x12.7, - ,7x12.7, -3526.19279105100-5105-31-55,24-208x14.5, - ,7x12.7, -3526.39279Convex front, Ballistic92100-5092-31-61,24-207x12.7, 4x12.7, 2x12.7, -40, 20, -25.8 95100-5095-31-61,24-207x12.7, 4x12.7, 2x12.7, -45, 30, -25.9100100-5100-31-61,24-207x12.7, 4x12.7, 2x12.7, -45, 30, -26.1105100-5105-31-61,24-207x14.5, 4x14.5, 2x14.5, -45, 30, -26.3              Hammer: COP 42Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.Flat front, HD105100-5105-60,24-208x14.5, 7x12.7, -3527.5 110100-5110-60,24-208x14.5, 7x12.7, -3528.2115100-5115-60,24-208x14.5, 8x12.7, -3528.4130100-5130-60,24-208x14.5, 10x12.7, -3529.3140100-5140-60-1218,08-208x14.5, 9x12.7, -3529.3SpeedBit105100-5105-60-55,24-208x14.5, - ,7x12.7, -3527.5 115100-5115-60-55,24-208x14.5, - ,8x12.7, -3528.4Convex front, Ballistic105100-5105-60-61,24-207x14.5, 4x14.5, 2x14.5, -40, 20, -27.5 110100-5110-60-61,24-207x14.5, 4x14.5, 2x14.5, -40, 20, -27.8115100-5115-60-61,24-207x14.5, 4x14.5, 3x14.5, -40, 20, -28130100-5130-60-61,24-209x12.7, 6x12.7, 5x12.7, -40, 20, -29              Hammer: COP 44,440 Ingers oil-Rand DHD 340A, DH4, Minroc 4 valveless, Compair Holman VOL 400Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.Flat front, HD105100-5105-34,24-208x14.5, - ,7x12.7, -35, - , -28.6 110100-5110-34,24-208x14.5, - ,7x12.7, -35, - , -28.7115100-5115-34,24-208x14.5, - ,8x12.7, -35, - , -29125100-5125-34,24-208x14.5, - ,10x12.7, -35, - , -210.5130100-5130-34,24-20*8x14.5, - ,10x12.7, -35, - , -211140100-5140-34-1218,08-20*8x16.0, - ,9x14.5, -35, - , -211.5              Hammer: COP 44,440 Cont.Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.SpeedBit110100-5110-34-55,24-208x14.5, - ,7x12.7, -35, - , -28.79237115100-5115-34-55,24-208x14.5, - ,8x12.7, -35, - , -299237125100-5125-34-55,24-208x14.5, - ,10x12.7, -35, - , -210.59237130100-5130-34-55,24-208x14.5, - ,10x12.7, -35, - , -2119237Convex front, Ballistic105100-5105-34-61,24-207x14.5 4x14.5 2x14.5, -40, 20, -28.29237110100-5110-34-61,24-207x14.5 4x14.5 2x14.5, -40, 20, -28.49237115100-5115-34-61,24-207x14.5 4x14.5 3x14.5, -40, 20, -28.59237115100-5115-34-2234,08-208x12.7 4x12.7 3x12.7, -45, 30, -299237125100-5125-34-61,24-209x12.7 6x12.7 5x12.7, -40, 20, -39.19237130100-5130-34-61,24-20*9x12.7 6x12.7 5x12.7, -40, 20, -39.39237Reaming bit for 104-115 mm pilot holes165100-5165-34-9102,08-2014x1635215.99237              COP 54, 54Q, 54QHD, Ingers oil-Rand DHD350R, DH5, Compair Holman VOL 500Diameter mmPart No.Buttons x Button diam(Gauge outer, Gauge inner, Centre, Cone)Gauge buttons angle o (Outer, Inner, Cone)Flushing holes (No. x size mm)Weight approx. kgFoot valve Part No.Flat front, HD;      130100-5130-37,31-208x16, - ,8x14.5, -35215.49236130100-5130-37-1218,10-208x16, - ,8x14.5, -35215.49236134100-5134-37-1218,10-208x16, - ,8x14.5, -352169236140100-5140-37,31-208x16, - ,9x14.5, -35216.49236140100-5140-37-1218,10-208x16, - ,10x14.5, -35216.49236146100-5146-37-1218,10-208x16, - ,9x14.5, -35216.89236152100-5152-37-1217,08-208x16, - ,8x16, -35218.19236SpeedBit140100-5140-37-55,31-208x16, - ,10x14.5, -35216.69236140100-5140-37-1248,10-208x16, - ,10x14.5, -35216.69236Convex front, Ballistic130100-5130-37-2334,10-209x12.7, 6x12.7, 5x12.745, 30, -315.49236140100-5140-37-2334,10-209x12.7, 6x12.7, 6x12.745, 30, -316.69236Concave front, Standard140100-5140-37-0218,10-208x16, - ,4x14.5, 4x14.535, - ,152169236149100-5149-37-0218,10-208x16, - ,4x14.5, 4x14.535, - ,152179236152100-5152-37-0217,08-208x16, - ,4x16, 4x1635, - ,15217.39236Reaming bit for 110-125 mm pilot holes203100-5203-37-9108,08-2024x1635428.69236